Rewrite each equation below. then solve your new equation. be sure to check your solution using the original equation.
(n+4)+n(n+2)+n=0

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

This is different from the first one can someone me

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old